[deliverable/linux.git] / arch / arm / mach-imx / mach-mx31ads.c

/*
 *  Copyright (C) 2000 Deep Blue Solutions Ltd
 *  Copyright (C) 2002 Shane Nay (shane@minirl.com)
 *  Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#include <linux/types.h>
#include <linux/init.h>
#include <linux/clk.h>
#include <linux/serial_8250.h>
#include <linux/gpio.h>
#include <linux/i2c.h>
#include <linux/irq.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/memory.h>
#include <asm/mach/map.h>
#include <mach/common.h>
#include <mach/iomux-mx3.h>

#ifdef CONFIG_MACH_MX31ADS_WM1133_EV1
#include <linux/mfd/wm8350/audio.h>
#include <linux/mfd/wm8350/core.h>
#include <linux/mfd/wm8350/pmic.h>
#endif

#include "devices-imx31.h"

/* Base address of PBC controller */
#define PBC_BASE_ADDRESS	MX31_CS4_BASE_ADDR_VIRT

/* PBC Board interrupt status register */
#define PBC_INTSTATUS           0x000016

/* PBC Board interrupt current status register */
#define PBC_INTCURR_STATUS      0x000018

/* PBC Interrupt mask register set address */
#define PBC_INTMASK_SET         0x00001A

/* PBC Interrupt mask register clear address */
#define PBC_INTMASK_CLEAR       0x00001C

/* External UART A */
#define PBC_SC16C652_UARTA      0x010000

/* External UART B */
#define PBC_SC16C652_UARTB      0x010010

#define PBC_INTSTATUS_REG	(PBC_INTSTATUS + PBC_BASE_ADDRESS)
#define PBC_INTMASK_SET_REG	(PBC_INTMASK_SET + PBC_BASE_ADDRESS)
#define PBC_INTMASK_CLEAR_REG	(PBC_INTMASK_CLEAR + PBC_BASE_ADDRESS)

#define MXC_EXP_IO_BASE		MXC_BOARD_IRQ_START
#define MXC_IRQ_TO_EXPIO(irq)	((irq) - MXC_EXP_IO_BASE)

#define EXPIO_INT_XUART_INTA	(MXC_EXP_IO_BASE + 10)
#define EXPIO_INT_XUART_INTB	(MXC_EXP_IO_BASE + 11)

#define MXC_MAX_EXP_IO_LINES	16

/* CS8900 */
#define EXPIO_INT_ENET_INT	(MXC_EXP_IO_BASE + 8)
#define CS4_CS8900_MMIO_START	0x20000

/*
 * The serial port definition structure.
 */
static struct plat_serial8250_port serial_platform_data[] = {
	{
		.membase  = (void *)(PBC_BASE_ADDRESS + PBC_SC16C652_UARTA),
		.mapbase  = (unsigned long)(MX31_CS4_BASE_ADDR + PBC_SC16C652_UARTA),
		.irq      = EXPIO_INT_XUART_INTA,
		.uartclk  = 14745600,
		.regshift = 0,
		.iotype   = UPIO_MEM,
		.flags    = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_AUTO_IRQ,
	}, {
		.membase  = (void *)(PBC_BASE_ADDRESS + PBC_SC16C652_UARTB),
		.mapbase  = (unsigned long)(MX31_CS4_BASE_ADDR + PBC_SC16C652_UARTB),
		.irq      = EXPIO_INT_XUART_INTB,
		.uartclk  = 14745600,
		.regshift = 0,
		.iotype   = UPIO_MEM,
		.flags    = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_AUTO_IRQ,
	},
	{},
};

static struct platform_device serial_device = {
	.name	= "serial8250",
	.id	= 0,
	.dev	= {
		.platform_data = serial_platform_data,
	},
};

static const struct resource mx31ads_cs8900_resources[] __initconst = {
	DEFINE_RES_MEM(MX31_CS4_BASE_ADDR + CS4_CS8900_MMIO_START, SZ_64K),
	DEFINE_RES_IRQ(EXPIO_INT_ENET_INT),
};

static const struct platform_device_info mx31ads_cs8900_devinfo __initconst = {
	.name = "cs89x0",
	.id = 0,
	.res = mx31ads_cs8900_resources,
	.num_res = ARRAY_SIZE(mx31ads_cs8900_resources),
};

static int __init mxc_init_extuart(void)
{
	return platform_device_register(&serial_device);
}

static void __init mxc_init_ext_ethernet(void)
{
	platform_device_register_full(
		(struct platform_device_info *)&mx31ads_cs8900_devinfo);
}

static const struct imxuart_platform_data uart_pdata __initconst = {
	.flags = IMXUART_HAVE_RTSCTS,
};

static unsigned int uart_pins[] = {
	MX31_PIN_CTS1__CTS1,
	MX31_PIN_RTS1__RTS1,
	MX31_PIN_TXD1__TXD1,
	MX31_PIN_RXD1__RXD1
};

static inline void mxc_init_imx_uart(void)
{
	mxc_iomux_setup_multiple_pins(uart_pins, ARRAY_SIZE(uart_pins), "uart-0");
	imx31_add_imx_uart0(&uart_pdata);
}

static void mx31ads_expio_irq_handler(u32 irq, struct irq_desc *desc)
{
	u32 imr_val;
	u32 int_valid;
	u32 expio_irq;

	imr_val = __raw_readw(PBC_INTMASK_SET_REG);
	int_valid = __raw_readw(PBC_INTSTATUS_REG) & imr_val;

	expio_irq = MXC_EXP_IO_BASE;
	for (; int_valid != 0; int_valid >>= 1, expio_irq++) {
		if ((int_valid & 1) == 0)
			continue;

		generic_handle_irq(expio_irq);
	}
}

/*
 * Disable an expio pin's interrupt by setting the bit in the imr.
 * @param d	an expio virtual irq description
 */
static void expio_mask_irq(struct irq_data *d)
{
	u32 expio = MXC_IRQ_TO_EXPIO(d->irq);
	/* mask the interrupt */
	__raw_writew(1 << expio, PBC_INTMASK_CLEAR_REG);
	__raw_readw(PBC_INTMASK_CLEAR_REG);
}

/*
 * Acknowledge an expanded io pin's interrupt by clearing the bit in the isr.
 * @param d	an expio virtual irq description
 */
static void expio_ack_irq(struct irq_data *d)
{
	u32 expio = MXC_IRQ_TO_EXPIO(d->irq);
	/* clear the interrupt status */
	__raw_writew(1 << expio, PBC_INTSTATUS_REG);
}

/*
 * Enable a expio pin's interrupt by clearing the bit in the imr.
 * @param d	an expio virtual irq description
 */
static void expio_unmask_irq(struct irq_data *d)
{
	u32 expio = MXC_IRQ_TO_EXPIO(d->irq);
	/* unmask the interrupt */
	__raw_writew(1 << expio, PBC_INTMASK_SET_REG);
}

static struct irq_chip expio_irq_chip = {
	.name = "EXPIO(CPLD)",
	.irq_ack = expio_ack_irq,
	.irq_mask = expio_mask_irq,
	.irq_unmask = expio_unmask_irq,
};

static void __init mx31ads_init_expio(void)
{
	int i, irq;

	printk(KERN_INFO "MX31ADS EXPIO(CPLD) hardware\n");

	/*
	 * Configure INT line as GPIO input
	 */
	mxc_iomux_alloc_pin(IOMUX_MODE(MX31_PIN_GPIO1_4, IOMUX_CONFIG_GPIO), "expio");

	/* disable the interrupt and clear the status */
	__raw_writew(0xFFFF, PBC_INTMASK_CLEAR_REG);
	__raw_writew(0xFFFF, PBC_INTSTATUS_REG);
	for (i = MXC_EXP_IO_BASE; i < (MXC_EXP_IO_BASE + MXC_MAX_EXP_IO_LINES);
	     i++) {
		irq_set_chip_and_handler(i, &expio_irq_chip, handle_level_irq);
		set_irq_flags(i, IRQF_VALID);
	}
	irq = gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_4));
	irq_set_irq_type(irq, IRQ_TYPE_LEVEL_HIGH);
	irq_set_chained_handler(irq, mx31ads_expio_irq_handler);
}

#ifdef CONFIG_MACH_MX31ADS_WM1133_EV1
/* This section defines setup for the Wolfson Microelectronics
 * 1133-EV1 PMU/audio board.  When other PMU boards are supported the
 * regulator definitions may be shared with them, but for now they can
 * only be used with this board so would generate warnings about
 * unused statics and some of the configuration is specific to this
 * module.
 */

/* CPU */
static struct regulator_consumer_supply sw1a_consumers[] = {
	{
		.supply = "cpu_vcc",
	}
};

static struct regulator_init_data sw1a_data = {
	.constraints = {
		.name = "SW1A",
		.min_uV = 1275000,
		.max_uV = 1600000,
		.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
				  REGULATOR_CHANGE_MODE,
		.valid_modes_mask = REGULATOR_MODE_NORMAL |
				    REGULATOR_MODE_FAST,
		.state_mem = {
			 .uV = 1400000,
			 .mode = REGULATOR_MODE_NORMAL,
			 .enabled = 1,
		 },
		.initial_state = PM_SUSPEND_MEM,
		.always_on = 1,
		.boot_on = 1,
	},
	.num_consumer_supplies = ARRAY_SIZE(sw1a_consumers),
	.consumer_supplies = sw1a_consumers,
};

/* System IO - High */
static struct regulator_init_data viohi_data = {
	.constraints = {
		.name = "VIOHO",
		.min_uV = 2800000,
		.max_uV = 2800000,
		.state_mem = {
			 .uV = 2800000,
			 .mode = REGULATOR_MODE_NORMAL,
			 .enabled = 1,
		 },
		.initial_state = PM_SUSPEND_MEM,
		.always_on = 1,
		.boot_on = 1,
	},
};

/* System IO - Low */
static struct regulator_init_data violo_data = {
	.constraints = {
		.name = "VIOLO",
		.min_uV = 1800000,
		.max_uV = 1800000,
		.state_mem = {
			 .uV = 1800000,
			 .mode = REGULATOR_MODE_NORMAL,
			 .enabled = 1,
		 },
		.initial_state = PM_SUSPEND_MEM,
		.always_on = 1,
		.boot_on = 1,
	},
};

/* DDR RAM */
static struct regulator_init_data sw2a_data = {
	.constraints = {
		.name = "SW2A",
		.min_uV = 1800000,
		.max_uV = 1800000,
		.valid_modes_mask = REGULATOR_MODE_NORMAL,
		.state_mem = {
			 .uV = 1800000,
			 .mode = REGULATOR_MODE_NORMAL,
			 .enabled = 1,
		 },
		.state_disk = {
			 .mode = REGULATOR_MODE_NORMAL,
			 .enabled = 0,
		 },
		.always_on = 1,
		.boot_on = 1,
		.initial_state = PM_SUSPEND_MEM,
	},
};

static struct regulator_init_data ldo1_data = {
	.constraints = {
		.name = "VCAM/VMMC1/VMMC2",
		.min_uV = 2800000,
		.max_uV = 2800000,
		.valid_modes_mask = REGULATOR_MODE_NORMAL,
		.valid_ops_mask = REGULATOR_CHANGE_STATUS,
		.apply_uV = 1,
	},
};

static struct regulator_consumer_supply ldo2_consumers[] = {
	{ .supply = "AVDD", .dev_name = "1-001a" },
	{ .supply = "HPVDD", .dev_name = "1-001a" },
};

/* CODEC and SIM */
static struct regulator_init_data ldo2_data = {
	.constraints = {
		.name = "VESIM/VSIM/AVDD",
		.min_uV = 3300000,
		.max_uV = 3300000,
		.valid_modes_mask = REGULATOR_MODE_NORMAL,
		.valid_ops_mask = REGULATOR_CHANGE_STATUS,
		.apply_uV = 1,
	},
	.num_consumer_supplies = ARRAY_SIZE(ldo2_consumers),
	.consumer_supplies = ldo2_consumers,
};

/* General */
static struct regulator_init_data vdig_data = {
	.constraints = {
		.name = "VDIG",
		.min_uV = 1500000,
		.max_uV = 1500000,
		.valid_modes_mask = REGULATOR_MODE_NORMAL,
		.apply_uV = 1,
		.always_on = 1,
		.boot_on = 1,
	},
};

/* Tranceivers */
static struct regulator_init_data ldo4_data = {
	.constraints = {
		.name = "VRF1/CVDD_2.775",
		.min_uV = 2500000,
		.max_uV = 2500000,
		.valid_modes_mask = REGULATOR_MODE_NORMAL,
		.apply_uV = 1,
		.always_on = 1,
		.boot_on = 1,
	},
};

static struct wm8350_led_platform_data wm8350_led_data = {
	.name            = "wm8350:white",
	.default_trigger = "heartbeat",
	.max_uA          = 27899,
};

static struct wm8350_audio_platform_data imx32ads_wm8350_setup = {
	.vmid_discharge_msecs = 1000,
	.drain_msecs = 30,
	.cap_discharge_msecs = 700,
	.vmid_charge_msecs = 700,
	.vmid_s_curve = WM8350_S_CURVE_SLOW,
	.dis_out4 = WM8350_DISCHARGE_SLOW,
	.dis_out3 = WM8350_DISCHARGE_SLOW,
	.dis_out2 = WM8350_DISCHARGE_SLOW,
	.dis_out1 = WM8350_DISCHARGE_SLOW,
	.vroi_out4 = WM8350_TIE_OFF_500R,
	.vroi_out3 = WM8350_TIE_OFF_500R,
	.vroi_out2 = WM8350_TIE_OFF_500R,
	.vroi_out1 = WM8350_TIE_OFF_500R,
	.vroi_enable = 0,
	.codec_current_on = WM8350_CODEC_ISEL_1_0,
	.codec_current_standby = WM8350_CODEC_ISEL_0_5,
	.codec_current_charge = WM8350_CODEC_ISEL_1_5,
};

static int mx31_wm8350_init(struct wm8350 *wm8350)
{
	wm8350_gpio_config(wm8350, 0, WM8350_GPIO_DIR_IN,
			   WM8350_GPIO0_PWR_ON_IN, WM8350_GPIO_ACTIVE_LOW,
			   WM8350_GPIO_PULL_UP, WM8350_GPIO_INVERT_OFF,
			   WM8350_GPIO_DEBOUNCE_ON);

	wm8350_gpio_config(wm8350, 3, WM8350_GPIO_DIR_IN,
			   WM8350_GPIO3_PWR_OFF_IN, WM8350_GPIO_ACTIVE_HIGH,
			   WM8350_GPIO_PULL_DOWN, WM8350_GPIO_INVERT_OFF,
			   WM8350_GPIO_DEBOUNCE_ON);

	wm8350_gpio_config(wm8350, 4, WM8350_GPIO_DIR_IN,
			   WM8350_GPIO4_MR_IN, WM8350_GPIO_ACTIVE_HIGH,
			   WM8350_GPIO_PULL_DOWN, WM8350_GPIO_INVERT_OFF,
			   WM8350_GPIO_DEBOUNCE_OFF);

	wm8350_gpio_config(wm8350, 7, WM8350_GPIO_DIR_IN,
			   WM8350_GPIO7_HIBERNATE_IN, WM8350_GPIO_ACTIVE_HIGH,
			   WM8350_GPIO_PULL_DOWN, WM8350_GPIO_INVERT_OFF,
			   WM8350_GPIO_DEBOUNCE_OFF);

	wm8350_gpio_config(wm8350, 6, WM8350_GPIO_DIR_OUT,
			   WM8350_GPIO6_SDOUT_OUT, WM8350_GPIO_ACTIVE_HIGH,
			   WM8350_GPIO_PULL_NONE, WM8350_GPIO_INVERT_OFF,
			   WM8350_GPIO_DEBOUNCE_OFF);

	wm8350_gpio_config(wm8350, 8, WM8350_GPIO_DIR_OUT,
			   WM8350_GPIO8_VCC_FAULT_OUT, WM8350_GPIO_ACTIVE_LOW,
			   WM8350_GPIO_PULL_NONE, WM8350_GPIO_INVERT_OFF,
			   WM8350_GPIO_DEBOUNCE_OFF);

	wm8350_gpio_config(wm8350, 9, WM8350_GPIO_DIR_OUT,
			   WM8350_GPIO9_BATT_FAULT_OUT, WM8350_GPIO_ACTIVE_LOW,
			   WM8350_GPIO_PULL_NONE, WM8350_GPIO_INVERT_OFF,
			   WM8350_GPIO_DEBOUNCE_OFF);

	wm8350_register_regulator(wm8350, WM8350_DCDC_1, &sw1a_data);
	wm8350_register_regulator(wm8350, WM8350_DCDC_3, &viohi_data);
	wm8350_register_regulator(wm8350, WM8350_DCDC_4, &violo_data);
	wm8350_register_regulator(wm8350, WM8350_DCDC_6, &sw2a_data);
	wm8350_register_regulator(wm8350, WM8350_LDO_1, &ldo1_data);
	wm8350_register_regulator(wm8350, WM8350_LDO_2, &ldo2_data);
	wm8350_register_regulator(wm8350, WM8350_LDO_3, &vdig_data);
	wm8350_register_regulator(wm8350, WM8350_LDO_4, &ldo4_data);

	/* LEDs */
	wm8350_dcdc_set_slot(wm8350, WM8350_DCDC_5, 1, 1,
			     WM8350_DC5_ERRACT_SHUTDOWN_CONV);
	wm8350_isink_set_flash(wm8350, WM8350_ISINK_A,
			       WM8350_ISINK_FLASH_DISABLE,
			       WM8350_ISINK_FLASH_TRIG_BIT,
			       WM8350_ISINK_FLASH_DUR_32MS,
			       WM8350_ISINK_FLASH_ON_INSTANT,
			       WM8350_ISINK_FLASH_OFF_INSTANT,
			       WM8350_ISINK_FLASH_MODE_EN);
	wm8350_dcdc25_set_mode(wm8350, WM8350_DCDC_5,
			       WM8350_ISINK_MODE_BOOST,
			       WM8350_ISINK_ILIM_NORMAL,
			       WM8350_DC5_RMP_20V,
			       WM8350_DC5_FBSRC_ISINKA);
	wm8350_register_led(wm8350, 0, WM8350_DCDC_5, WM8350_ISINK_A,
			    &wm8350_led_data);

	wm8350->codec.platform_data = &imx32ads_wm8350_setup;

	regulator_has_full_constraints();

	return 0;
}

static struct wm8350_platform_data __initdata mx31_wm8350_pdata = {
	.init = mx31_wm8350_init,
	.irq_base = MXC_BOARD_IRQ_START + MXC_MAX_EXP_IO_LINES,
};
#endif

static struct i2c_board_info __initdata mx31ads_i2c1_devices[] = {
#ifdef CONFIG_MACH_MX31ADS_WM1133_EV1
	{
		I2C_BOARD_INFO("wm8350", 0x1a),
		.platform_data = &mx31_wm8350_pdata,
		/* irq number is run-time assigned */
	},
#endif
};

static void __init mxc_init_i2c(void)
{
#ifdef CONFIG_MACH_MX31ADS_WM1133_EV1
	mx31ads_i2c1_devices[0].irq =
			gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3));
#endif
	i2c_register_board_info(1, mx31ads_i2c1_devices,
				ARRAY_SIZE(mx31ads_i2c1_devices));

	mxc_iomux_mode(IOMUX_MODE(MX31_PIN_CSPI2_MOSI, IOMUX_CONFIG_ALT1));
	mxc_iomux_mode(IOMUX_MODE(MX31_PIN_CSPI2_MISO, IOMUX_CONFIG_ALT1));

	imx31_add_imx_i2c1(NULL);
}

static unsigned int ssi_pins[] = {
	MX31_PIN_SFS5__SFS5,
	MX31_PIN_SCK5__SCK5,
	MX31_PIN_SRXD5__SRXD5,
	MX31_PIN_STXD5__STXD5,
};

static void __init mxc_init_audio(void)
{
	imx31_add_imx_ssi(0, NULL);
	mxc_iomux_setup_multiple_pins(ssi_pins, ARRAY_SIZE(ssi_pins), "ssi");
}

/*
 * Static mappings, starting from the CS4 start address up to the start address
 * of the CS8900.
 */
static struct map_desc mx31ads_io_desc[] __initdata = {
	{
		.virtual	= MX31_CS4_BASE_ADDR_VIRT,
		.pfn		= __phys_to_pfn(MX31_CS4_BASE_ADDR),
		.length		= CS4_CS8900_MMIO_START,
		.type		= MT_DEVICE
	},
};

static void __init mx31ads_map_io(void)
{
	mx31_map_io();
	iotable_init(mx31ads_io_desc, ARRAY_SIZE(mx31ads_io_desc));
}

static void __init mx31ads_init_irq(void)
{
	mx31_init_irq();
	mx31ads_init_expio();
}

static void __init mx31ads_init(void)
{
	imx31_soc_init();

	mxc_init_extuart();
	mxc_init_imx_uart();
	mxc_init_i2c();
	mxc_init_audio();
	mxc_init_ext_ethernet();
}

static void __init mx31ads_timer_init(void)
{
	mx31_clocks_init(26000000);
}

static struct sys_timer mx31ads_timer = {
	.init	= mx31ads_timer_init,
};

MACHINE_START(MX31ADS, "Freescale MX31ADS")
	/* Maintainer: Freescale Semiconductor, Inc. */
	.atag_offset = 0x100,
	.map_io = mx31ads_map_io,
	.init_early = imx31_init_early,
	.init_irq = mx31ads_init_irq,
	.handle_irq = imx31_handle_irq,
	.timer = &mx31ads_timer,
	.init_machine = mx31ads_init,
	.restart	= mxc_restart,
MACHINE_END
Commit	Line	Data
52c543f9 QJ	1	/*
	2	* Copyright (C) 2000 Deep Blue Solutions Ltd
	3	* Copyright (C) 2002 Shane Nay (shane@minirl.com)
	4	* Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved.
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
52c543f9 QJ	15	*/
	16
	17	#include <linux/types.h>
	18	#include <linux/init.h>
	19	#include <linux/clk.h>
	20	#include <linux/serial_8250.h>
fe7316bf MB	21	#include <linux/gpio.h>
fe7316bf MB	22	#include <linux/i2c.h>
d7568f79	23	#include <linux/irq.h>
52c543f9	24
52c543f9 QJ	25	#include <asm/mach-types.h>
52c543f9 QJ	26	#include <asm/mach/arch.h>
d0f349fb	27	#include <asm/mach/time.h>
52c543f9 QJ	28	#include <asm/memory.h>
52c543f9 QJ	29	#include <asm/mach/map.h>
a09e64fb	30	#include <mach/common.h>
0741794c	31	#include <mach/iomux-mx3.h>
52c543f9	32
fe7316bf MB	33	#ifdef CONFIG_MACH_MX31ADS_WM1133_EV1
	34	#include <linux/mfd/wm8350/audio.h>
	35	#include <linux/mfd/wm8350/core.h>
	36	#include <linux/mfd/wm8350/pmic.h>
	37	#endif
	38
4a9b8b0b	39	#include "devices-imx31.h"
2eca047b	40
64a38516 JB	41	/* Base address of PBC controller */
	42	#define PBC_BASE_ADDRESS MX31_CS4_BASE_ADDR_VIRT
	43
ccfa7c26 UKK	44	/* PBC Board interrupt status register */
	45	#define PBC_INTSTATUS 0x000016
	46
	47	/* PBC Board interrupt current status register */
	48	#define PBC_INTCURR_STATUS 0x000018
	49
	50	/* PBC Interrupt mask register set address */
	51	#define PBC_INTMASK_SET 0x00001A
	52
	53	/* PBC Interrupt mask register clear address */
	54	#define PBC_INTMASK_CLEAR 0x00001C
	55
	56	/* External UART A */
	57	#define PBC_SC16C652_UARTA 0x010000
	58
	59	/* External UART B */
	60	#define PBC_SC16C652_UARTB 0x010010
	61
	62	#define PBC_INTSTATUS_REG (PBC_INTSTATUS + PBC_BASE_ADDRESS)
	63	#define PBC_INTMASK_SET_REG (PBC_INTMASK_SET + PBC_BASE_ADDRESS)
	64	#define PBC_INTMASK_CLEAR_REG (PBC_INTMASK_CLEAR + PBC_BASE_ADDRESS)
ccfa7c26	65
64a38516	66	#define MXC_EXP_IO_BASE MXC_BOARD_IRQ_START
ccfa7c26 UKK	67	#define MXC_IRQ_TO_EXPIO(irq) ((irq) - MXC_EXP_IO_BASE)
	68
	69	#define EXPIO_INT_XUART_INTA (MXC_EXP_IO_BASE + 10)
	70	#define EXPIO_INT_XUART_INTB (MXC_EXP_IO_BASE + 11)
	71
	72	#define MXC_MAX_EXP_IO_LINES 16
52c543f9	73
64a38516 JB	74	/* CS8900 */
	75	#define EXPIO_INT_ENET_INT (MXC_EXP_IO_BASE + 8)
	76	#define CS4_CS8900_MMIO_START 0x20000
	77
9f43e44b	78	/*
52c543f9 QJ	79	* The serial port definition structure.
	80	*/
	81	static struct plat_serial8250_port serial_platform_data[] = {
	82	{
	83	.membase = (void *)(PBC_BASE_ADDRESS + PBC_SC16C652_UARTA),
f568dd7f	84	.mapbase = (unsigned long)(MX31_CS4_BASE_ADDR + PBC_SC16C652_UARTA),
52c543f9 QJ	85	.irq = EXPIO_INT_XUART_INTA,
	86	.uartclk = 14745600,
	87	.regshift = 0,
	88	.iotype = UPIO_MEM,
	89	.flags = UPF_BOOT_AUTOCONF \| UPF_SKIP_TEST \| UPF_AUTO_IRQ,
	90	}, {
	91	.membase = (void *)(PBC_BASE_ADDRESS + PBC_SC16C652_UARTB),
f568dd7f	92	.mapbase = (unsigned long)(MX31_CS4_BASE_ADDR + PBC_SC16C652_UARTB),
52c543f9 QJ	93	.irq = EXPIO_INT_XUART_INTB,
	94	.uartclk = 14745600,
	95	.regshift = 0,
	96	.iotype = UPIO_MEM,
	97	.flags = UPF_BOOT_AUTOCONF \| UPF_SKIP_TEST \| UPF_AUTO_IRQ,
	98	},
	99	{},
	100	};
	101
	102	static struct platform_device serial_device = {
	103	.name = "serial8250",
	104	.id = 0,
	105	.dev = {
	106	.platform_data = serial_platform_data,
	107	},
	108	};
	109
64a38516 JB	110	static const struct resource mx31ads_cs8900_resources[] __initconst = {
	111	DEFINE_RES_MEM(MX31_CS4_BASE_ADDR + CS4_CS8900_MMIO_START, SZ_64K),
	112	DEFINE_RES_IRQ(EXPIO_INT_ENET_INT),
	113	};
	114
	115	static const struct platform_device_info mx31ads_cs8900_devinfo __initconst = {
	116	.name = "cs89x0",
	117	.id = 0,
	118	.res = mx31ads_cs8900_resources,
	119	.num_res = ARRAY_SIZE(mx31ads_cs8900_resources),
	120	};
	121
52c543f9 QJ	122	static int __init mxc_init_extuart(void)
	123	{
	124	return platform_device_register(&serial_device);
	125	}
52c543f9	126
64a38516 JB	127	static void __init mxc_init_ext_ethernet(void)
	128	{
	129	platform_device_register_full(
	130	(struct platform_device_info *)&mx31ads_cs8900_devinfo);
	131	}
	132
16cf5c41	133	static const struct imxuart_platform_data uart_pdata __initconst = {
0741794c GC	134	.flags = IMXUART_HAVE_RTSCTS,
	135	};
	136
9070e7af	137	static unsigned int uart_pins[] = {
945c10b8 VL	138	MX31_PIN_CTS1__CTS1,
	139	MX31_PIN_RTS1__RTS1,
	140	MX31_PIN_TXD1__TXD1,
	141	MX31_PIN_RXD1__RXD1
	142	};
	143
0741794c GC	144	static inline void mxc_init_imx_uart(void)
0741794c GC	145	{
945c10b8	146	mxc_iomux_setup_multiple_pins(uart_pins, ARRAY_SIZE(uart_pins), "uart-0");
16cf5c41	147	imx31_add_imx_uart0(&uart_pdata);
0741794c	148	}
0741794c	149
d7568f79 GC	150	static void mx31ads_expio_irq_handler(u32 irq, struct irq_desc *desc)
	151	{
	152	u32 imr_val;
	153	u32 int_valid;
	154	u32 expio_irq;
	155
	156	imr_val = __raw_readw(PBC_INTMASK_SET_REG);
	157	int_valid = __raw_readw(PBC_INTSTATUS_REG) & imr_val;
	158
	159	expio_irq = MXC_EXP_IO_BASE;
	160	for (; int_valid != 0; int_valid >>= 1, expio_irq++) {
	161	if ((int_valid & 1) == 0)
	162	continue;
	163
	164	generic_handle_irq(expio_irq);
	165	}
	166	}
	167
	168	/*
	169	* Disable an expio pin's interrupt by setting the bit in the imr.
4e43d9fa	170	* @param d an expio virtual irq description
d7568f79	171	*/
e981a302	172	static void expio_mask_irq(struct irq_data *d)
d7568f79	173	{
e981a302	174	u32 expio = MXC_IRQ_TO_EXPIO(d->irq);
d7568f79 GC	175	/* mask the interrupt */
	176	__raw_writew(1 << expio, PBC_INTMASK_CLEAR_REG);
	177	__raw_readw(PBC_INTMASK_CLEAR_REG);
	178	}
	179
	180	/*
	181	* Acknowledge an expanded io pin's interrupt by clearing the bit in the isr.
4e43d9fa	182	* @param d an expio virtual irq description
d7568f79	183	*/
e981a302	184	static void expio_ack_irq(struct irq_data *d)
d7568f79	185	{
e981a302	186	u32 expio = MXC_IRQ_TO_EXPIO(d->irq);
d7568f79 GC	187	/* clear the interrupt status */
	188	__raw_writew(1 << expio, PBC_INTSTATUS_REG);
	189	}
	190
	191	/*
	192	* Enable a expio pin's interrupt by clearing the bit in the imr.
4e43d9fa	193	* @param d an expio virtual irq description
d7568f79	194	*/
e981a302	195	static void expio_unmask_irq(struct irq_data *d)
d7568f79	196	{
e981a302	197	u32 expio = MXC_IRQ_TO_EXPIO(d->irq);
d7568f79 GC	198	/* unmask the interrupt */
	199	__raw_writew(1 << expio, PBC_INTMASK_SET_REG);
	200	}
	201
	202	static struct irq_chip expio_irq_chip = {
bd02acdb	203	.name = "EXPIO(CPLD)",
e981a302 LB	204	.irq_ack = expio_ack_irq,
	205	.irq_mask = expio_mask_irq,
	206	.irq_unmask = expio_unmask_irq,
d7568f79 GC	207	};
	208
	209	static void __init mx31ads_init_expio(void)
	210	{
ed175343	211	int i, irq;
d7568f79 GC	212
	213	printk(KERN_INFO "MX31ADS EXPIO(CPLD) hardware\n");
	214
	215	/*
	216	* Configure INT line as GPIO input
	217	*/
4f163eb8	218	mxc_iomux_alloc_pin(IOMUX_MODE(MX31_PIN_GPIO1_4, IOMUX_CONFIG_GPIO), "expio");
d7568f79 GC	219
	220	/* disable the interrupt and clear the status */
	221	__raw_writew(0xFFFF, PBC_INTMASK_CLEAR_REG);
	222	__raw_writew(0xFFFF, PBC_INTSTATUS_REG);
	223	for (i = MXC_EXP_IO_BASE; i < (MXC_EXP_IO_BASE + MXC_MAX_EXP_IO_LINES);
	224	i++) {
f38c02f3	225	irq_set_chip_and_handler(i, &expio_irq_chip, handle_level_irq);
d7568f79 GC	226	set_irq_flags(i, IRQF_VALID);
d7568f79 GC	227	}
ed175343 SG	228	irq = gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_4));
	229	irq_set_irq_type(irq, IRQ_TYPE_LEVEL_HIGH);
	230	irq_set_chained_handler(irq, mx31ads_expio_irq_handler);
d7568f79 GC	231	}
d7568f79 GC	232
fe7316bf MB	233	#ifdef CONFIG_MACH_MX31ADS_WM1133_EV1
	234	/* This section defines setup for the Wolfson Microelectronics
	235	* 1133-EV1 PMU/audio board. When other PMU boards are supported the
	236	* regulator definitions may be shared with them, but for now they can
	237	* only be used with this board so would generate warnings about
	238	* unused statics and some of the configuration is specific to this
	239	* module.
	240	*/
	241
	242	/* CPU */
	243	static struct regulator_consumer_supply sw1a_consumers[] = {
	244	{
	245	.supply = "cpu_vcc",
	246	}
	247	};
	248
	249	static struct regulator_init_data sw1a_data = {
	250	.constraints = {
	251	.name = "SW1A",
	252	.min_uV = 1275000,
	253	.max_uV = 1600000,
	254	.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE \|
	255	REGULATOR_CHANGE_MODE,
	256	.valid_modes_mask = REGULATOR_MODE_NORMAL \|
	257	REGULATOR_MODE_FAST,
	258	.state_mem = {
	259	.uV = 1400000,
	260	.mode = REGULATOR_MODE_NORMAL,
	261	.enabled = 1,
	262	},
	263	.initial_state = PM_SUSPEND_MEM,
	264	.always_on = 1,
	265	.boot_on = 1,
	266	},
	267	.num_consumer_supplies = ARRAY_SIZE(sw1a_consumers),
	268	.consumer_supplies = sw1a_consumers,
	269	};
	270
	271	/* System IO - High */
	272	static struct regulator_init_data viohi_data = {
	273	.constraints = {
	274	.name = "VIOHO",
	275	.min_uV = 2800000,
	276	.max_uV = 2800000,
	277	.state_mem = {
	278	.uV = 2800000,
	279	.mode = REGULATOR_MODE_NORMAL,
	280	.enabled = 1,
	281	},
	282	.initial_state = PM_SUSPEND_MEM,
	283	.always_on = 1,
	284	.boot_on = 1,
	285	},
	286	};
	287
	288	/* System IO - Low */
	289	static struct regulator_init_data violo_data = {
	290	.constraints = {
	291	.name = "VIOLO",
	292	.min_uV = 1800000,
	293	.max_uV = 1800000,
	294	.state_mem = {
	295	.uV = 1800000,
	296	.mode = REGULATOR_MODE_NORMAL,
297	.enabled = 1,
298	},
299	.initial_state = PM_SUSPEND_MEM,
300	.always_on = 1,
301	.boot_on = 1,
302	},
303	};
304
305	/* DDR RAM */
306	static struct regulator_init_data sw2a_data = {
307	.constraints = {
308	.name = "SW2A",
309	.min_uV = 1800000,
310	.max_uV = 1800000,
311	.valid_modes_mask = REGULATOR_MODE_NORMAL,
312	.state_mem = {
313	.uV = 1800000,
314	.mode = REGULATOR_MODE_NORMAL,
315	.enabled = 1,
316	},
317	.state_disk = {
318	.mode = REGULATOR_MODE_NORMAL,
319	.enabled = 0,
320	},
321	.always_on = 1,
322	.boot_on = 1,
323	.initial_state = PM_SUSPEND_MEM,
324	},
325	};
326
327	static struct regulator_init_data ldo1_data = {
328	.constraints = {
329	.name = "VCAM/VMMC1/VMMC2",
330	.min_uV = 2800000,
331	.max_uV = 2800000,
332	.valid_modes_mask = REGULATOR_MODE_NORMAL,
becc670a	333	.valid_ops_mask = REGULATOR_CHANGE_STATUS,
fe7316bf MB	334	.apply_uV = 1,
	335	},
	336	};
	337
	338	static struct regulator_consumer_supply ldo2_consumers[] = {
edc34a90 MB	339	{ .supply = "AVDD", .dev_name = "1-001a" },
edc34a90 MB	340	{ .supply = "HPVDD", .dev_name = "1-001a" },
fe7316bf MB	341	};
	342
	343	/* CODEC and SIM */
	344	static struct regulator_init_data ldo2_data = {
	345	.constraints = {
	346	.name = "VESIM/VSIM/AVDD",
	347	.min_uV = 3300000,
	348	.max_uV = 3300000,
	349	.valid_modes_mask = REGULATOR_MODE_NORMAL,
becc670a	350	.valid_ops_mask = REGULATOR_CHANGE_STATUS,
fe7316bf MB	351	.apply_uV = 1,
	352	},
	353	.num_consumer_supplies = ARRAY_SIZE(ldo2_consumers),
	354	.consumer_supplies = ldo2_consumers,
	355	};
	356
	357	/* General */
	358	static struct regulator_init_data vdig_data = {
	359	.constraints = {
	360	.name = "VDIG",
	361	.min_uV = 1500000,
	362	.max_uV = 1500000,
	363	.valid_modes_mask = REGULATOR_MODE_NORMAL,
	364	.apply_uV = 1,
	365	.always_on = 1,
	366	.boot_on = 1,
	367	},
	368	};
	369
	370	/* Tranceivers */
	371	static struct regulator_init_data ldo4_data = {
	372	.constraints = {
	373	.name = "VRF1/CVDD_2.775",
	374	.min_uV = 2500000,
	375	.max_uV = 2500000,
	376	.valid_modes_mask = REGULATOR_MODE_NORMAL,
	377	.apply_uV = 1,
	378	.always_on = 1,
	379	.boot_on = 1,
	380	},
	381	};
	382
	383	static struct wm8350_led_platform_data wm8350_led_data = {
	384	.name = "wm8350:white",
	385	.default_trigger = "heartbeat",
	386	.max_uA = 27899,
	387	};
	388
	389	static struct wm8350_audio_platform_data imx32ads_wm8350_setup = {
	390	.vmid_discharge_msecs = 1000,
	391	.drain_msecs = 30,
	392	.cap_discharge_msecs = 700,
	393	.vmid_charge_msecs = 700,
	394	.vmid_s_curve = WM8350_S_CURVE_SLOW,
	395	.dis_out4 = WM8350_DISCHARGE_SLOW,
	396	.dis_out3 = WM8350_DISCHARGE_SLOW,
	397	.dis_out2 = WM8350_DISCHARGE_SLOW,
	398	.dis_out1 = WM8350_DISCHARGE_SLOW,
	399	.vroi_out4 = WM8350_TIE_OFF_500R,
	400	.vroi_out3 = WM8350_TIE_OFF_500R,
	401	.vroi_out2 = WM8350_TIE_OFF_500R,
	402	.vroi_out1 = WM8350_TIE_OFF_500R,
	403	.vroi_enable = 0,
	404	.codec_current_on = WM8350_CODEC_ISEL_1_0,
	405	.codec_current_standby = WM8350_CODEC_ISEL_0_5,
	406	.codec_current_charge = WM8350_CODEC_ISEL_1_5,
	407	};
	408
	409	static int mx31_wm8350_init(struct wm8350 *wm8350)
	410	{
fe7316bf MB	411	wm8350_gpio_config(wm8350, 0, WM8350_GPIO_DIR_IN,
	412	WM8350_GPIO0_PWR_ON_IN, WM8350_GPIO_ACTIVE_LOW,
	413	WM8350_GPIO_PULL_UP, WM8350_GPIO_INVERT_OFF,
	414	WM8350_GPIO_DEBOUNCE_ON);
	415
	416	wm8350_gpio_config(wm8350, 3, WM8350_GPIO_DIR_IN,
	417	WM8350_GPIO3_PWR_OFF_IN, WM8350_GPIO_ACTIVE_HIGH,
	418	WM8350_GPIO_PULL_DOWN, WM8350_GPIO_INVERT_OFF,
	419	WM8350_GPIO_DEBOUNCE_ON);
	420
	421	wm8350_gpio_config(wm8350, 4, WM8350_GPIO_DIR_IN,
	422	WM8350_GPIO4_MR_IN, WM8350_GPIO_ACTIVE_HIGH,
	423	WM8350_GPIO_PULL_DOWN, WM8350_GPIO_INVERT_OFF,
	424	WM8350_GPIO_DEBOUNCE_OFF);
	425
	426	wm8350_gpio_config(wm8350, 7, WM8350_GPIO_DIR_IN,
	427	WM8350_GPIO7_HIBERNATE_IN, WM8350_GPIO_ACTIVE_HIGH,
	428	WM8350_GPIO_PULL_DOWN, WM8350_GPIO_INVERT_OFF,
	429	WM8350_GPIO_DEBOUNCE_OFF);
	430
	431	wm8350_gpio_config(wm8350, 6, WM8350_GPIO_DIR_OUT,
	432	WM8350_GPIO6_SDOUT_OUT, WM8350_GPIO_ACTIVE_HIGH,
	433	WM8350_GPIO_PULL_NONE, WM8350_GPIO_INVERT_OFF,
	434	WM8350_GPIO_DEBOUNCE_OFF);
	435
	436	wm8350_gpio_config(wm8350, 8, WM8350_GPIO_DIR_OUT,
	437	WM8350_GPIO8_VCC_FAULT_OUT, WM8350_GPIO_ACTIVE_LOW,
	438	WM8350_GPIO_PULL_NONE, WM8350_GPIO_INVERT_OFF,
	439	WM8350_GPIO_DEBOUNCE_OFF);
	440
	441	wm8350_gpio_config(wm8350, 9, WM8350_GPIO_DIR_OUT,
	442	WM8350_GPIO9_BATT_FAULT_OUT, WM8350_GPIO_ACTIVE_LOW,
	443	WM8350_GPIO_PULL_NONE, WM8350_GPIO_INVERT_OFF,
	444	WM8350_GPIO_DEBOUNCE_OFF);
	445
fe7316bf MB	446	wm8350_register_regulator(wm8350, WM8350_DCDC_1, &sw1a_data);
	447	wm8350_register_regulator(wm8350, WM8350_DCDC_3, &viohi_data);
	448	wm8350_register_regulator(wm8350, WM8350_DCDC_4, &violo_data);
	449	wm8350_register_regulator(wm8350, WM8350_DCDC_6, &sw2a_data);
	450	wm8350_register_regulator(wm8350, WM8350_LDO_1, &ldo1_data);
	451	wm8350_register_regulator(wm8350, WM8350_LDO_2, &ldo2_data);
	452	wm8350_register_regulator(wm8350, WM8350_LDO_3, &vdig_data);
	453	wm8350_register_regulator(wm8350, WM8350_LDO_4, &ldo4_data);
	454
	455	/* LEDs */
	456	wm8350_dcdc_set_slot(wm8350, WM8350_DCDC_5, 1, 1,
	457	WM8350_DC5_ERRACT_SHUTDOWN_CONV);
	458	wm8350_isink_set_flash(wm8350, WM8350_ISINK_A,
	459	WM8350_ISINK_FLASH_DISABLE,
	460	WM8350_ISINK_FLASH_TRIG_BIT,
	461	WM8350_ISINK_FLASH_DUR_32MS,
	462	WM8350_ISINK_FLASH_ON_INSTANT,
	463	WM8350_ISINK_FLASH_OFF_INSTANT,
	464	WM8350_ISINK_FLASH_MODE_EN);
	465	wm8350_dcdc25_set_mode(wm8350, WM8350_DCDC_5,
	466	WM8350_ISINK_MODE_BOOST,
	467	WM8350_ISINK_ILIM_NORMAL,
	468	WM8350_DC5_RMP_20V,
	469	WM8350_DC5_FBSRC_ISINKA);
	470	wm8350_register_led(wm8350, 0, WM8350_DCDC_5, WM8350_ISINK_A,
	471	&wm8350_led_data);
	472
	473	wm8350->codec.platform_data = &imx32ads_wm8350_setup;
	474
0ac402fd MB	475	regulator_has_full_constraints();
0ac402fd MB	476
fe7316bf MB	477	return 0;
	478	}
	479
	480	static struct wm8350_platform_data __initdata mx31_wm8350_pdata = {
	481	.init = mx31_wm8350_init,
3d661ac1	482	.irq_base = MXC_BOARD_IRQ_START + MXC_MAX_EXP_IO_LINES,
fe7316bf MB	483	};
	484	#endif
	485
fe7316bf MB	486	static struct i2c_board_info __initdata mx31ads_i2c1_devices[] = {
	487	#ifdef CONFIG_MACH_MX31ADS_WM1133_EV1
	488	{
	489	I2C_BOARD_INFO("wm8350", 0x1a),
	490	.platform_data = &mx31_wm8350_pdata,
ed175343	491	/* irq number is run-time assigned */
fe7316bf MB	492	},
	493	#endif
	494	};
	495
ea7aed6b	496	static void __init mxc_init_i2c(void)
fe7316bf	497	{
ed175343 SG	498	#ifdef CONFIG_MACH_MX31ADS_WM1133_EV1
	499	mx31ads_i2c1_devices[0].irq =
	500	gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3));
	501	#endif
fe7316bf MB	502	i2c_register_board_info(1, mx31ads_i2c1_devices,
	503	ARRAY_SIZE(mx31ads_i2c1_devices));
	504
	505	mxc_iomux_mode(IOMUX_MODE(MX31_PIN_CSPI2_MOSI, IOMUX_CONFIG_ALT1));
	506	mxc_iomux_mode(IOMUX_MODE(MX31_PIN_CSPI2_MISO, IOMUX_CONFIG_ALT1));
	507
4a9b8b0b	508	imx31_add_imx_i2c1(NULL);
fe7316bf	509	}
fe7316bf	510
cd6eb980 MB	511	static unsigned int ssi_pins[] = {
	512	MX31_PIN_SFS5__SFS5,
	513	MX31_PIN_SCK5__SCK5,
	514	MX31_PIN_SRXD5__SRXD5,
	515	MX31_PIN_STXD5__STXD5,
	516	};
	517
ea7aed6b	518	static void __init mxc_init_audio(void)
cd6eb980	519	{
4697bb92	520	imx31_add_imx_ssi(0, NULL);
cd6eb980 MB	521	mxc_iomux_setup_multiple_pins(ssi_pins, ARRAY_SIZE(ssi_pins), "ssi");
	522	}
	523
64a38516 JB	524	/*
	525	* Static mappings, starting from the CS4 start address up to the start address
	526	* of the CS8900.
	527	*/
52c543f9 QJ	528	static struct map_desc mx31ads_io_desc[] __initdata = {
52c543f9 QJ	529	{
f568dd7f UKK	530	.virtual = MX31_CS4_BASE_ADDR_VIRT,
f568dd7f UKK	531	.pfn = __phys_to_pfn(MX31_CS4_BASE_ADDR),
64a38516	532	.length = CS4_CS8900_MMIO_START,
52c543f9 QJ	533	.type = MT_DEVICE
	534	},
	535	};
	536
8b785b9d	537	static void __init mx31ads_map_io(void)
52c543f9	538	{
cd4a05f9	539	mx31_map_io();
52c543f9 QJ	540	iotable_init(mx31ads_io_desc, ARRAY_SIZE(mx31ads_io_desc));
	541	}
	542
8b785b9d	543	static void __init mx31ads_init_irq(void)
d7568f79	544	{
c5aa0ad0	545	mx31_init_irq();
d7568f79 GC	546	mx31ads_init_expio();
	547	}
	548
e134fb2b	549	static void __init mx31ads_init(void)
52c543f9	550	{
b78d8e59 SG	551	imx31_soc_init();
b78d8e59 SG	552
52c543f9	553	mxc_init_extuart();
0741794c	554	mxc_init_imx_uart();
fe7316bf	555	mxc_init_i2c();
cd6eb980	556	mxc_init_audio();
64a38516	557	mxc_init_ext_ethernet();
52c543f9 QJ	558	}
52c543f9 QJ	559
d0f349fb JB	560	static void __init mx31ads_timer_init(void)
d0f349fb JB	561	{
30c730f8	562	mx31_clocks_init(26000000);
d0f349fb JB	563	}
d0f349fb JB	564
8b785b9d	565	static struct sys_timer mx31ads_timer = {
d0f349fb JB	566	.init = mx31ads_timer_init,
	567	};
	568
52c543f9 QJ	569	MACHINE_START(MX31ADS, "Freescale MX31ADS")
52c543f9 QJ	570	/* Maintainer: Freescale Semiconductor, Inc. */
dc8f1907	571	.atag_offset = 0x100,
97976e22 UKK	572	.map_io = mx31ads_map_io,
	573	.init_early = imx31_init_early,
	574	.init_irq = mx31ads_init_irq,
ffa2ea3f	575	.handle_irq = imx31_handle_irq,
97976e22	576	.timer = &mx31ads_timer,
e134fb2b	577	.init_machine = mx31ads_init,
65ea7884	578	.restart = mxc_restart,
52c543f9	579	MACHINE_END